Source: 8 Halloween Costumes Inspired by Popular 2012 Trends | Brit + Co.
Stashed in: gifs, Call me maybe., KPop JPop, Halloween!, @brit
Panda will like this.
Yes, loving the Gangnam Style costumes!
I imagine them dancing to this:
Brace Yourselves, the Gangnam Style costumes are coming...
The Call Me Maybe costume is also inspired.